Gulati, Ranjay. "Social Structure and Alliance Formation Patterns: A Longitudinal Analysis." Administrative Science Quarterly 40, no. 4 (December 1995): 619–652. (This paper was part of my ...

Clan: A layer of social structure in the hamadryas social system between the one-male unit and the band, linked by social bonds (and likely kinship) among males. Competition: A state in which ...